CN114158341A - Vertical movable and fixed cutter stubble-cleaning device - Google Patents
Vertical movable and fixed cutter stubble-cleaning device Download PDFInfo
- Publication number
- CN114158341A CN114158341A CN202111436553.8A CN202111436553A CN114158341A CN 114158341 A CN114158341 A CN 114158341A CN 202111436553 A CN202111436553 A CN 202111436553A CN 114158341 A CN114158341 A CN 114158341A
- Authority
- CN
- China
- Prior art keywords
- stubble
- fixed
- cutter
- cleaning
- movable
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000004140 cleaning Methods 0.000 title claims abstract description 62
- 230000007246 mechanism Effects 0.000 claims abstract description 15
- 230000005540 biological transmission Effects 0.000 claims abstract description 11
- 210000004209 hair Anatomy 0.000 claims abstract description 8
- 239000002689 soil Substances 0.000 claims abstract description 7
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 238000009313 farming Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 239000004016 soil organic matter Substances 0.000 description 1
Images
Classifications
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01D—HARVESTING; MOWING
- A01D34/00—Mowers; Mowing apparatus of harvesters
- A01D34/835—Mowers; Mowing apparatus of harvesters specially adapted for particular purposes
- A01D34/8355—Mowers; Mowing apparatus of harvesters specially adapted for particular purposes for cutting up or crushing remaining standing stalks, e.g. stubble
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01B—SOIL WORKING IN AGRICULTURE OR FORESTRY; PARTS, DETAILS, OR ACCESSORIES OF AGRICULTURAL MACHINES OR IMPLEMENTS, IN GENERAL
- A01B43/00—Gatherers for removing stones, undesirable roots or the like from the soil, e.g. tractor-drawn rakes
Abstract
A stubble-cleaning device with vertical movable and fixed knives belongs to agricultural machinery, which comprises a frame and a gear box, wherein the gear box and two reversing mechanisms are fixed above the frame, a universal transmission shaft is connected in front of the gear box, the left side and the right side of the gear box are connected with a reversing mechanism through the transmission shaft, output shafts at the lower parts of the gear box and the reversing mechanism are fixed with stubble cleaning cutter shafts through pin shafts, five stubble cleaning movable cutters are uniformly welded on the stubble cleaning cutter shafts at 72-degree intervals along a spiral line, two stubble cleaning movable cutters are welded at the bottom of the stubble cleaning cutter shafts at 180-degree intervals, a fixed cutter plate is fixed below the frame, five sliding cutting edge fixed cutters are welded on the fixed cutter plate according to the positions of the stubble-cleaning movable cutters, during operation, the stubble is driven to the direction of the sliding cutting edge fixed cutters through the upper stubble-cleaning movable cutters, the stubble-cleaning movable knife is matched with the sliding cutting edge fixed knife to break the remained stubble, and then the root-cleaning movable knife breaks underground root hairs; the invention has the characteristics of good field crushing effect, small soil disturbance amount and low machine power consumption.
Description
Technical Field
The invention belongs to agricultural machinery, and mainly relates to a vertical type movable and fixed cutter stubble cleaning device.
Background
The stubble returning is used as one of core contents of protective farming technologies, improves soil conditions, improves crop yield, plays an important role in soil organic matter preservation and environmental protection, but the traditional horizontal stubble cleaning device or disc harrow and other soil preparation machines have the problems of large unit power consumption and soil movement amount, soil moisture loss and weathering erosion after operation and the like, and can not simultaneously crush stubble and underground root hairs.
Disclosure of Invention
The invention aims to solve the problems, and designs a vertical type movable fixed cutter stubble cleaning device which can simultaneously carry out crushing treatment on overground stubble and underground root hairs. The purpose of the invention is realized as follows: a vertical movable fixed cutter stubble cleaning device comprises a rack (1) and a gearbox (3), wherein the gearbox (3) and two reversing mechanisms (2) are fixed above the rack (1), a universal transmission shaft (10) is connected in front of the gearbox (3), the left side and the right side of the gearbox (3) are connected with the reversing mechanisms (2) through transmission shafts, output shafts at the lower parts of the gearbox (3) and the reversing mechanisms (2) are fixed with stubble cleaning cutter shafts (5) through pin shafts (4), five stubble cleaning movable cutters (6) are uniformly welded on the stubble cleaning cutter shafts (5) at 72-degree intervals along spiral lines, two stubble cleaning movable cutters (9) are welded at the bottom of the stubble cleaning cutter shafts (5) at 180-degree intervals, a fixed cutter plate (8) is fixed below the rack (1), five sliding cutting edge fixed cutters (7) are welded on the fixed cutter plate (8) according to the positions of the stubble cleaning movable cutters (6), during operation, the stubble is driven to the direction of the sliding cutting edge fixed cutter (7) through the upper stubble cleaning movable cutter (6), the stubble is crushed under the matching of the stubble cleaning movable cutter (6) and the sliding cutting edge fixed cutter (7), and then the underground root hair is crushed by the root cleaning movable cutter (9); the sliding cutting edge fixed cutter (7) is designed according to a logarithmic spiral, the selected sliding cutting angle is 40 degrees, the root-removing movable cutter (9) is designed according to an Archimedes spiral, and the selected sliding cutting angle is 45 degrees. The interval between the stubble-cleaning movable knife (6) and the sliding cutting edge fixed knife (7) is 5 mm.
Compared with the prior art, the stubble cleaning device has the beneficial effects that the stubble cleaning device with the vertical movable fixed cutter mainly drives the ground stubble to the direction of the fixed sliding cutting edge cutter through the stubble cleaning movable cutters arranged along the spiral line at the upper part, and the stubble is crushed under the matching of the stubble cleaning movable cutters and the fixed sliding cutting edge cutter; then the root-removing knife at the lower part breaks the underground root hair, thereby reducing the soil disturbance amount and the machine power consumption during operation and improving the working efficiency.
Drawings
FIG. 1 is a front view of a stubble cutting device with a vertical movable and fixed cutter according to the present invention;
FIG. 2 is a side view of a stubble cutting device with a vertical movable and fixed cutter according to the present invention;
fig. 3 is a schematic structural view of the movable and fixed knife of the present invention.
Description of part numbers in the figures:
1. the stubble cleaning machine comprises a frame, 2, a reversing mechanism, 3, a gearbox, 4, a pin shaft, 5, stubble cleaning cutter shafts, 6, stubble cleaning movable cutters, 7, sliding cutting edge fixed cutters, 8, a fixed cutter plate, 9, stubble cleaning movable cutters, 10 and a universal transmission shaft.
Detailed Description
A vertical movable fixed cutter stubble cleaning device comprises a rack (1) and a gearbox (3), wherein the gearbox (3) and two reversing mechanisms (2) are fixed above the rack (1), a universal transmission shaft (11) is connected in front of the gearbox (3), the left side and the right side of the gearbox (3) are connected with the reversing mechanisms (2) through transmission shafts, output shafts at the lower parts of the gearbox (3) and the reversing mechanisms (2) are fixed with stubble cleaning cutter shafts (5) through pin shafts (4), five stubble cleaning movable cutters (6) are uniformly welded on the stubble cleaning cutter shafts (5) at 72-degree intervals along spiral lines, two stubble cleaning movable cutters (9) are welded at the bottom of the stubble cleaning cutter shafts (5) at 180-degree intervals, a fixed cutter plate (8) is fixed below the rack (1), five sliding cutting edge fixed cutters (7) are welded on the fixed cutter plate (8) according to the positions of the stubble cleaning movable cutters (6), during operation, the stubble is driven to the direction of the sliding cutting edge fixed cutter (7) through the upper stubble cleaning movable cutter (6), the stubble is crushed under the matching of the stubble cleaning movable cutter (6) and the sliding cutting edge fixed cutter (7), and then the underground root hair is crushed by the root cleaning movable cutter (9); the sliding cutting edge fixed cutter (7) is designed according to a logarithmic spiral, the selected sliding cutting angle is 40 degrees, the root-removing movable cutter (9) is designed according to an Archimedes spiral, and the selected sliding cutting angle is 45 degrees. The interval between the stubble-cleaning movable knife (6) and the sliding cutting edge fixed knife (7) is 5 mm.
The stubble cleaning device is connected with a tractor through a rack (1), when the stubble cleaning device works, the tractor transmits power to a gearbox (3) through a universal transmission shaft (10), the gearbox (3) transmits the power to reversing mechanisms (2) on two sides through a transmission shaft, an output shaft at the lower part of the reversing mechanism (2) drives a stubble cleaning movable cutter (6) and a stubble cleaning cutter (9) on a stubble cleaning cutter shaft (5) to rotate, the stubble cleaning movable cutter (6) drives ground residual stubbles to the direction of a sliding cutting edge fixed cutter (7), and the residual stubbles are crushed under the matching of the stubble cleaning movable cutter (6) and the sliding cutting edge fixed cutter (7); the root-removing knife (9) fixed at the lower part of the stubble-removing knife shaft (5) breaks the root hair, thus finishing the breaking operation of the root stubble.
Claims (3)
1. A vertical movable fixed cutter stubble cleaning device comprises a rack (1) and a gearbox (3), wherein the gearbox (3) and two reversing mechanisms (2) are fixed above the rack (1), a universal transmission shaft (11) is connected in front of the gearbox (3), the left side and the right side of the gearbox (3) are connected with the reversing mechanisms (2) through transmission shafts, output shafts at the lower parts of the gearbox (3) and the reversing mechanisms (2) are fixed with stubble cleaning cutter shafts (5) through pin shafts (4), five stubble cleaning movable cutters (6) are uniformly welded on the stubble cleaning cutter shafts (5) at 72-degree intervals along spiral lines, two stubble cleaning movable cutters (9) are welded at the bottom of the stubble cleaning cutter shafts (5) at 180-degree intervals, a fixed cutter plate (8) is fixed below the rack (1), five sliding cutting edge fixed cutters (7) are welded on the fixed cutter plate (8) according to the positions of the stubble cleaning movable cutters (6), during operation, the stubble is driven to the direction of the sliding cutting edge fixed cutter (7) through the upper stubble cleaning movable cutter (6), the stubble is crushed under the matching of the stubble cleaning movable cutter (6) and the sliding cutting edge fixed cutter (7), and then the underground root hair is crushed by the root cleaning movable cutter (9); the invention has the characteristics of good field crushing effect, small soil disturbance amount and low machine power consumption.
2. The vertical type movable fixed-blade stubble ploughing device according to claim 1, characterized in that the sliding cutting blade (7) is designed according to a logarithmic spiral with a selected sliding cutting angle of 40 °, and the root-ploughing movable blade (9) is designed according to an archimedes spiral with a selected sliding cutting angle of 45 °.
3. The stubble ploughing device with the vertical moving and fixed blades as claimed in claim 1, wherein the interval between the stubble ploughing moving blade (6) and the sliding cutting edge fixed blade (7) is 5 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111436553.8A CN114158341A (en) | 2021-11-30 | 2021-11-30 | Vertical movable and fixed cutter stubble-cleaning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111436553.8A CN114158341A (en) | 2021-11-30 | 2021-11-30 | Vertical movable and fixed cutter stubble-cleaning device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114158341A true CN114158341A (en) | 2022-03-11 |
Family
ID=80481461
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111436553.8A Pending CN114158341A (en) | 2021-11-30 | 2021-11-30 | Vertical movable and fixed cutter stubble-cleaning device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114158341A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114731786A (en) * | 2022-05-11 | 2022-07-12 | 东北农业大学 | Co-vertical shaft forward and reverse rotation stubble crushing device |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2268371Y (en) * | 1996-04-26 | 1997-11-26 | 张瑞海 | Straw cutter suspended in front |
| CN2271094Y (en) * | 1996-11-19 | 1997-12-24 | 张洪印 | Machine for grinding straw and turning of stubble |
| CN2279049Y (en) * | 1996-12-13 | 1998-04-22 | 朱家广 | Cornstalk crushing and stubble cleaning returning to field machine |
| CN2333149Y (en) * | 1998-06-24 | 1999-08-18 | 张万河 | Corn stalk shredding and stubble-cleaning machine |
| CN2739939Y (en) * | 2004-09-10 | 2005-11-16 | 宋羊军 | Apparatus for breaking stalks and stubbles and remaining in field |
| CN101878700A (en) * | 2010-05-18 | 2010-11-10 | 山东理工大学 | Stubble collecting and returning machine |
| CN101926254A (en) * | 2010-05-18 | 2010-12-29 | 山东理工大学 | Stalk cutting and stubble cleaning integrated machine |
-
2021
- 2021-11-30 CN CN202111436553.8A patent/CN114158341A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2268371Y (en) * | 1996-04-26 | 1997-11-26 | 张瑞海 | Straw cutter suspended in front |
| CN2271094Y (en) * | 1996-11-19 | 1997-12-24 | 张洪印 | Machine for grinding straw and turning of stubble |
| CN2279049Y (en) * | 1996-12-13 | 1998-04-22 | 朱家广 | Cornstalk crushing and stubble cleaning returning to field machine |
| CN2333149Y (en) * | 1998-06-24 | 1999-08-18 | 张万河 | Corn stalk shredding and stubble-cleaning machine |
| CN2739939Y (en) * | 2004-09-10 | 2005-11-16 | 宋羊军 | Apparatus for breaking stalks and stubbles and remaining in field |
| CN101878700A (en) * | 2010-05-18 | 2010-11-10 | 山东理工大学 | Stubble collecting and returning machine |
| CN101926254A (en) * | 2010-05-18 | 2010-12-29 | 山东理工大学 | Stalk cutting and stubble cleaning integrated machine |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114731786A (en) * | 2022-05-11 | 2022-07-12 | 东北农业大学 | Co-vertical shaft forward and reverse rotation stubble crushing device |
| CN114731786B (en) * | 2022-05-11 | 2023-09-12 | 东北农业大学 | Co-vertical shaft positive and negative rotation stubble breaking device |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
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| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20220311 |
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| WD01 | Invention patent application deemed withdrawn after publication |